Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 36, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this severe thunderstorm warning at May 19, 2021, 12:17 AM CDT for Calhoun County, Refugio County, Victoria County, Texas. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 19, 2021, 12:17 AM CDT (05:17 UTC)
- Expired
- May 19, 2021, 1:00 AM CDT
- In force
- 43 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 50.0 mph
Counties Calhoun County, TX, Refugio County, TX, Victoria County, TX
The radar
The Corpus Christi radar (KCRP), 124 km from the middle of the area, began a volume at 05:18 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 18, 7:34 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 5.3 hours before the alert went out and 118 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2386 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 721 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 6.4
The text
As transmitted.
055
WUUS54 KCRP 190517
SVRCRP
TXC057-391-469-190600-
/O.NEW.KCRP.SV.W.0036.210519T0517Z-210519T0600Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Corpus Christi TX
1217 AM CDT Wed May 19 2021
The National Weather Service in Corpus Christi has issued a
* Severe Thunderstorm Warning for...
Northwestern Calhoun County in south Texas...
Southeastern Victoria County in south central Texas...
Northeastern Refugio County in south central Texas...
* Until 100 AM CDT.
* At 1216 AM CDT, a severe thunderstorm was located over Tivoli, or
10 miles west of Seadrift, moving northeast at 35 mph.
HAZARD...Ping pong ball size hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect
damage to roofs, siding, windows, and vehicles.
* Locations impacted include...
Port Lavaca, Point Comfort, Alamo Beach, Green Lake, Magnolia
Beach, Tivoli, Long Mott and Austwell.
This includes US Highway 87 between mile markers 830 and 840.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.
&&
LAT...LON 2834 9689 2848 9701 2875 9666 2867 9664
2867 9661 2866 9663 2865 9663 2870 9657
2870 9656 2864 9651 2858 9664 2857 9664
2861 9656 2856 9653 2862 9650 2857 9652
2858 9647
TIME...MOT...LOC 0516Z 233DEG 30KT 2847 9687
HAIL...1.50IN
WIND...<50MPH
$$1 follow-up statement
028
WWUS54 KCRP 190530
SVSCRP
Severe Weather Statement
National Weather Service Corpus Christi TX
1230 AM CDT Wed May 19 2021
TXC057-391-469-190600-
/O.CON.KCRP.SV.W.0036.000000T0000Z-210519T0600Z/
Calhoun TX-Victoria TX-Refugio TX-
1230 AM CDT Wed May 19 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM CDT
FOR NORTHWESTERN CALHOUN...SOUTHEASTERN VICTORIA AND NORTHEASTERN
REFUGIO COUNTIES...
At 1229 AM CDT, a severe thunderstorm was located over Green Lake, or
9 miles north of Seadrift, moving northeast at 35 mph.
HAZARD...Ping pong ball size hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect damage
to roofs, siding, windows, and vehicles.
Locations impacted include...
Port Lavaca, Point Comfort, Alamo Beach, Green Lake, Magnolia Beach,
Tivoli, Long Mott and Austwell.
This includes US Highway 87 between mile markers 830 and 840.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.
&&
LAT...LON 2834 9689 2848 9701 2875 9666 2867 9664
2867 9661 2866 9663 2865 9663 2870 9657
2870 9656 2864 9651 2858 9664 2857 9664
2861 9656 2856 9653 2862 9650 2857 9652
2858 9647
TIME...MOT...LOC 0529Z 233DEG 30KT 2854 9677
HAIL...1.50IN
WIND...<50MPH
$$The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 7:49 PM CDT | Special Weather Statement | CRP | Live Oak | 41 min |
| May 18, 8:33 PM CDT | Areal Flood Advisory | CRP | La Salle, McMullen | 117 min |
| May 18, 8:42 PM CDT | Areal Flood Advisory | CRP | Victoria | 2 hr |
| May 18, 9:10 PM CDT | Flash Flood Warning | CRP | Victoria | 3 hr |
| May 18, 9:38 PM CDT | Special Weather Statement | CRP | Webb | 52 min |
| May 18, 9:54 PM CDT | Special Weather Statement | CRP | Goliad | 51 min |
| May 18, 10:35 PM CDT | Areal Flood Advisory | CRP | La Salle, Webb | 3 hr |
| May 18, 10:57 PM CDT | Flash Flood Warning | CRP | Victoria | 2 hr |
| May 18, 11:16 PM CDT | Severe Thunderstorm Warning | CRP | Webb | 44 min |
| May 18, 11:49 PM CDT | Flash Flood Warning | CRP | Calhoun, Victoria | 3 hr |
| May 19, 12:08 AM CDT | Special Weather Statement | CRP | Calhoun | 37 min |
| May 19, 12:12 AM CDT | River Flood Warning | CRP | Victoria | 36 hr |
| May 19, 12:12 AM CDT | Special Weather Statement | CRP | McMullen | 33 min |
| May 19, 12:29 AM CDT | Severe Thunderstorm Warning | CRP | Duval, McMullen | 46 min |
| May 19, 12:58 AM CDT | Severe Thunderstorm Warning | CRP | Bee, Duval, Jim Wells, Live Oak, McMullen, San Patricio | 47 min |
| May 19, 1:35 AM CDT | Flash Flood Warning | CRP | Calhoun, Victoria | 115 min |
| May 19, 2:15 AM CDT | Special Weather Statement | CRP | Goliad | 30 min |
| May 19, 2:49 AM CDT | Special Weather Statement | CRP | Refugio, Victoria | 26 min |
| May 19, 2:51 AM CDT | Flash Flood Warning | CRP | Refugio, Victoria | 3 hr |
| May 19, 3:14 AM CDT | Special Weather Statement | CRP | Victoria | 31 min |
| May 19, 3:48 AM CDT | Flash Flood Warning | CRP | Calhoun, Victoria | 3 hr |
| May 19, 4:07 AM CDT | Coastal Flood Advisory | CRP | Aransas, Calhoun, Kleberg, Nueces | 18 hr |
| May 19, 4:18 AM CDT | Flash Flood Warning | CRP | Goliad, Refugio, Victoria | 3 hr |
| May 19, 5:42 AM CDT | Flash Flood Warning | CRP | Refugio, Victoria | 2 hr |
| May 19, 6:40 AM CDT | Special Weather Statement | CRP | Kleberg | 50 min |
| May 19, 6:41 AM CDT | Severe Thunderstorm Warning | CRP | Bee, Jim Wells, Live Oak, San Patricio | 22 min |
| May 19, 6:53 AM CDT | Special Weather Statement | CRP | Webb | 52 min |
| May 19, 7:00 AM CDT | Special Weather Statement | CRP | San Patricio | 45 min |
| May 19, 7:09 AM CDT | Flash Flood Warning | CRP | Jim Wells, Nueces, San Patricio | 6 hr |
| May 19, 7:17 AM CDT | Flash Flood Warning | CRP | Kleberg, Nueces | 6 hr |
| May 19, 7:30 AM CDT | Areal Flood Advisory | CRP | Webb | 3 hr |
| May 19, 7:42 AM CDT | Special Weather Statement | CRP | Duval | 33 min |
| May 19, 7:58 AM CDT | Flash Flood Warning | CRP | San Patricio | 6 hr |
| May 19, 8:16 AM CDT | Special Weather Statement | CRP | Kleberg | 44 min |
| May 19, 8:46 AM CDT | Flash Flood Warning | CRP | Kleberg, Nueces | 4 hr |
| May 19, 8:58 AM CDT | Special Weather Statement | CRP | Jim Wells | 47 min |
| May 19, 9:15 AM CDT | Areal Flood Advisory | CRP | Duval, Jim Wells, Kleberg, Nueces, Webb | 3 hr |
| May 19, 9:19 AM CDT | Special Marine Warning | CRP | 26 min | |
| May 19, 9:21 AM CDT | River Flood Warning | CRP | Nueces, San Patricio | 11 hr |
| May 19, 9:32 AM CDT | River Flood Warning | CRP | Jim Wells, Nueces, San Patricio | 11 hr |
| May 19, 9:35 AM CDT | Special Marine Warning | CRP | 25 min | |
| May 19, 9:38 AM CDT | Special Marine Warning | CRP | 52 min | |
| May 19, 9:39 AM CDT | River Flood Warning | CRP | Aransas, Refugio | 6 days |
| May 19, 9:43 AM CDT | Special Weather Statement | CRP | Kleberg, Nueces | 47 min |
| May 19, 9:55 AM CDT | Flash Flood Warning | CRP | Aransas, San Patricio | 3 hr |
| May 19, 10:25 AM CDT | Special Marine Warning | CRP | 50 min | |
| May 19, 11:08 AM CDT | Special Marine Warning | CRP | 52 min | |
| May 19, 11:46 AM CDT | Special Marine Warning | CRP | 44 min | |
| May 19, 12:36 PM CDT | Areal Flood Advisory | CRP | Aransas, Calhoun, Goliad, Refugio, Victoria | 20 min |
| May 19, 12:54 PM CDT | Flash Flood Warning | CRP | Aransas, Calhoun, Goliad, Refugio, Victoria | 3 hr |
| May 19, 1:57 PM CDT | Areal Flood Warning | CRP | Jim Wells, Kleberg, Nueces, San Patricio | 3 hr |
| May 19, 2:04 PM CDT | Areal Flood Warning | CRP | Aransas, Bee, Jim Wells, Live Oak, Nueces, Refugio and 1 more | 3 hr |
| May 19, 4:10 PM CDT | Areal Flood Warning | CRP | Aransas, Calhoun, Goliad, Refugio, Victoria | 31 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.